This summer has seen some truly astonishing transfer fees being thrown around by clubs hoping to improve their chances for the coming season, helped by the increasing amount of TV money in football. Last year, Manchester United smashed the world record transfer fee when they paid £89million for Paul Pogba but it looks like that could be blown out of the water as Real Madrid and Manchester City battle for Monaco striker Kylian Mbappe. With the transfer record likely to be broken some time in the next month, we’ve taken a look at how it’s progressed since 1975, when the first £1 million fee was paid by a club.